/Engine/Source/Runtime/MovieScene/Public/Evaluation/MovieSceneRootOverridePath.h
void PushGeneration ( [FMovieSceneSequenceID](API\Runtime\MovieScene\FMovieSceneSequenceID) AccumulatedSequenceID, [FMovieSceneSequenceID](API\Runtime\MovieScene\FMovieSceneSequenceID) UnaccumulatedSequenceID )